Intel Core i7-4700EC Intel Core Ultra 7 355
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Intel Core i7-4700EC vs Intel Core Ultra 7 355

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Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank ?
Intel Core i7-4700EC
Rank ?
Intel Core Ultra 7 355
Multi-core performance
Rank ?
Intel Core i7-4700EC
Rank ?
Intel Core Ultra 7 355

More benchmarks

At a glance

Wischen
Intel Core i7-4700ECIntel Core Ultra 7 355
FamilyIntel Core i7 (300)Intel Core Ultra 7 (31)
CPU groupIntel Core i 4000 (64)Intel Core Ultra 300 (6)
ArchitectureHaswell SPanther Lake
Technology22 nm2 nm
SegmentDesktopNotebook
SocketBGA 1364BGA 2540
Predecessor
Successor

CPU Cores and Base Frequency

Wischen
Intel Core i7-4700ECIntel Core Ultra 7 355
CPU Cores / Threads4 / 88 / 8
Hyperthreading / SMT
Core architecturenormalhybrid (big.LITTLE)
Core Cluster 1: 4x
2.70 GHz
4x Cougar Cove
2.30 - 4.70 GHz
Core Cluster 2: 4x Darkmont LP
1.70 - 3.50 GHz
L2-Cache10.00 MB
L3-Cache8.00 MB12.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core i7-4700ECIntel Core Ultra 7 355
GPU nameIntel HD Graphics 4600Intel Xe3 4 Core Graphics 32 EUs (Panther Lake)
GPU frequency0.40 - 1.00 GHz0.00 - 2.50 GHz
CUs / Shader20 / 16032 / 512
Raytracing
Max. displays34
Max. GPU Memory2 GB128 GB
Technology22 nm3 nm
Release dateQ2/2013Q1/2026

NPU AI performance

Wischen
Intel Core i7-4700ECIntel Core Ultra 7 355
AI hardwareIntel® AI Boost
AI specificationsIntel AI Boost NPU 5 @ 49 TOPS
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core i7-4700ECIntel Core Ultra 7 355
MemoryDDR3L-1600 (25.6 GB/s)
DDR3L-1333 (21.3 GB/s)
LPDDR5X-7467 (119.5 GB/s)
DDR5-6400 (102.4 GB/s)
Max. Memory32 GB128 GB
Memory channels22
ECCYesNo
PCIe3.0 x 165.0 x 12
PCIe Bandwidth15.8 GB/s47.3 GB/s

Thermal Management

Wischen
Intel Core i7-4700ECIntel Core Ultra 7 355
TDP43 W25 W
TDP (PL2)
TDP up55 W
TDP down12 W
T. junction max.100 °C100 °C

Technical details

Wischen
Intel Core i7-4700ECIntel Core Ultra 7 355
Chip designMonolithicChiplet
AES-NI
Operating systemsWindows 10, LinuxWindows 11, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2, AVX2SSE4.1, SSE4.2, AVX2
Release dateQ1/2014Q1/2026
Release price
DocumentsTechnical data sheetTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i7-4700EC is 3.0 stars (2 ratings), while Intel Core Ultra 7 355 has received 3.2 stars (15 ratings).

Click on the stars to rate one or both processors.

Intel Core i7-4700EC
Intel Core i7-4700EC
4C / 8T · 2.70 GHz
Intel Core Ultra 7 355
Intel Core Ultra 7 355
8C / 8T · 2.30 - 4.70 GHz

Most popular CPUs in both categories

Intel Core i7-4700EC
Intel Core i7-4700EC
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